<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.9.1"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>Qwt User&#39;s Guide: QwtPolarItem Class Reference</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="resize.js"></script>
<script type="text/javascript" src="navtreedata.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
<script type="text/javascript" src="search/search.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
 <tbody>
 <tr style="height: 56px;">
  <td id="projectalign" style="padding-left: 0.5em;">
   <div id="projectname">Qwt User&#39;s Guide
   &#160;<span id="projectnumber">6.2.0</span>
   </div>
  </td>
 </tr>
 </tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.9.1 -->
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
var searchBox = new SearchBox("searchBox", "search",false,'Search','.html');
/* @license-end */
</script>
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
$(function() {
  initMenu('',true,false,'search.php','Search');
  $(document).ready(function() { init_search(); });
});
/* @license-end */</script>
<div id="main-nav"></div>
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
  <div id="nav-tree">
    <div id="nav-tree-contents">
      <div id="nav-sync" class="sync"></div>
    </div>
  </div>
  <div id="splitbar" style="-moz-user-select:none;" 
       class="ui-resizable-handle">
  </div>
</div>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
$(document).ready(function(){initNavTree('class_qwt_polar_item.html',''); initResizable(); });
/* @license-end */
</script>
<div id="doc-content">
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
     onmouseover="return searchBox.OnSearchSelectShow()"
     onmouseout="return searchBox.OnSearchSelectHide()"
     onkeydown="return searchBox.OnSearchSelectKey(event)">
</div>

<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0" 
        name="MSearchResults" id="MSearchResults">
</iframe>
</div>

<div class="header">
  <div class="summary">
<a href="#pub-types">Public Types</a> &#124;
<a href="#pub-methods">Public Member Functions</a> &#124;
<a href="class_qwt_polar_item-members.html">List of all members</a>  </div>
  <div class="headertitle">
<div class="title">QwtPolarItem Class Reference<span class="mlabels"><span class="mlabel">abstract</span></span></div>  </div>
</div><!--header-->
<div class="contents">

<p>Base class for items on a polar plot.  
 <a href="class_qwt_polar_item.html#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="qwt__polar__item_8h_source.html">qwt_polar_item.h</a>&gt;</code></p>
<div class="dynheader">
Inheritance diagram for QwtPolarItem:</div>
<div class="dyncontent">
<div class="center"><iframe scrolling="no" frameborder="0" src="class_qwt_polar_item__inherit__graph.svg" width="560" height="112"><p><b>This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.</b></p></iframe>
</div>
</div>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-types"></a>
Public Types</h2></td></tr>
<tr class="memitem:a6c03d774c1d089ec8603dd37879a9f4d"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a6c03d774c1d089ec8603dd37879a9f4d">RttiValues</a> { <br />
&#160;&#160;<a class="el" href="class_qwt_polar_item.html#a6c03d774c1d089ec8603dd37879a9f4dafcfda7285dc39cce71850cc5a77ada5f">Rtti_PolarItem</a> = 0
, <a class="el" href="class_qwt_polar_item.html#a6c03d774c1d089ec8603dd37879a9f4dac340359909c847d927c733a01b439fb2">Rtti_PolarGrid</a>
, <a class="el" href="class_qwt_polar_item.html#a6c03d774c1d089ec8603dd37879a9f4dab10c6fd2f1f1e9fa05eeb00100fe45c6">Rtti_PolarMarker</a>
, <a class="el" href="class_qwt_polar_item.html#a6c03d774c1d089ec8603dd37879a9f4dad2b363a80ab5fde478a4fa996908d685">Rtti_PolarCurve</a>
, <br />
&#160;&#160;<a class="el" href="class_qwt_polar_item.html#a6c03d774c1d089ec8603dd37879a9f4dad95b3f4515ee8f2058c633a5d2367427">Rtti_PolarSpectrogram</a>
, <a class="el" href="class_qwt_polar_item.html#a6c03d774c1d089ec8603dd37879a9f4da6bfd70526ffc398e3d1a3e184d73428d">Rtti_PolarUserItem</a> = 1000
<br />
 }</td></tr>
<tr class="memdesc:a6c03d774c1d089ec8603dd37879a9f4d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Runtime type information.  <a href="class_qwt_polar_item.html#a6c03d774c1d089ec8603dd37879a9f4d">More...</a><br /></td></tr>
<tr class="separator:a6c03d774c1d089ec8603dd37879a9f4d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3dfa4f39bc1ac99b0371b4938abe6ad6"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6">ItemAttribute</a> { <a class="el" href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6a6f900569b4e72f925ea64bed4d149d5e">Legend</a> = 0x01
, <a class="el" href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6a7f9ee77f4ec3170c4c7255bf4bd4399c">AutoScale</a> = 0x02
 }</td></tr>
<tr class="memdesc:a3dfa4f39bc1ac99b0371b4938abe6ad6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Plot Item Attributes.  <a href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6">More...</a><br /></td></tr>
<tr class="separator:a3dfa4f39bc1ac99b0371b4938abe6ad6"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aafc969899461b4fb481396cd347614ed"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#aafc969899461b4fb481396cd347614ed">RenderHint</a> { <a class="el" href="class_qwt_polar_item.html#aafc969899461b4fb481396cd347614edaeb386d24afe0bb558475d66d794f865f">RenderAntialiased</a> = 0x01
 }</td></tr>
<tr class="memdesc:aafc969899461b4fb481396cd347614ed"><td class="mdescLeft">&#160;</td><td class="mdescRight">Render hints.  <a href="class_qwt_polar_item.html#aafc969899461b4fb481396cd347614ed">More...</a><br /></td></tr>
<tr class="separator:aafc969899461b4fb481396cd347614ed"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5e78456060d0d49fbae38c802bc0449c"><td class="memItemLeft" align="right" valign="top">typedef QFlags&lt; <a class="el" href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6">ItemAttribute</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a5e78456060d0d49fbae38c802bc0449c">ItemAttributes</a></td></tr>
<tr class="separator:a5e78456060d0d49fbae38c802bc0449c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a88f4cdb70b466e1e7163538b8df9c85f"><td class="memItemLeft" align="right" valign="top">typedef QFlags&lt; <a class="el" href="class_qwt_polar_item.html#aafc969899461b4fb481396cd347614ed">RenderHint</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a88f4cdb70b466e1e7163538b8df9c85f">RenderHints</a></td></tr>
<tr class="separator:a88f4cdb70b466e1e7163538b8df9c85f"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a22fdc73eb7e217a1ebedc6efdeff3617"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a22fdc73eb7e217a1ebedc6efdeff3617">QwtPolarItem</a> (const <a class="el" href="class_qwt_text.html">QwtText</a> &amp;<a class="el" href="class_qwt_polar_item.html#a5d63cac0d1d704149cab14eaa15cc28f">title</a>=<a class="el" href="class_qwt_text.html">QwtText</a>())</td></tr>
<tr class="separator:a22fdc73eb7e217a1ebedc6efdeff3617"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a84d84ea11f052f58b9e2dd82b0fbddde"><td class="memItemLeft" align="right" valign="top"><a id="a84d84ea11f052f58b9e2dd82b0fbddde"></a>
virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a84d84ea11f052f58b9e2dd82b0fbddde">~QwtPolarItem</a> ()</td></tr>
<tr class="memdesc:a84d84ea11f052f58b9e2dd82b0fbddde"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destroy the <a class="el" href="class_qwt_polar_item.html" title="Base class for items on a polar plot.">QwtPolarItem</a>. <br /></td></tr>
<tr class="separator:a84d84ea11f052f58b9e2dd82b0fbddde"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9139f1fafbb5c196bed65495af18021d"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a9139f1fafbb5c196bed65495af18021d">attach</a> (<a class="el" href="class_qwt_polar_plot.html">QwtPolarPlot</a> *<a class="el" href="class_qwt_polar_item.html#a803b53442760b19a533e1026bf299f9d">plot</a>)</td></tr>
<tr class="memdesc:a9139f1fafbb5c196bed65495af18021d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Attach the item to a plot.  <a href="class_qwt_polar_item.html#a9139f1fafbb5c196bed65495af18021d">More...</a><br /></td></tr>
<tr class="separator:a9139f1fafbb5c196bed65495af18021d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a287c3b95d98ff6fccf41efdad547f9fc"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a287c3b95d98ff6fccf41efdad547f9fc">detach</a> ()</td></tr>
<tr class="memdesc:a287c3b95d98ff6fccf41efdad547f9fc"><td class="mdescLeft">&#160;</td><td class="mdescRight">This method detaches a <a class="el" href="class_qwt_polar_item.html" title="Base class for items on a polar plot.">QwtPolarItem</a> from the <a class="el" href="class_qwt_polar_plot.html" title="A plotting widget, displaying a polar coordinate system.">QwtPolarPlot</a> it has been associated with.  <a href="class_qwt_polar_item.html#a287c3b95d98ff6fccf41efdad547f9fc">More...</a><br /></td></tr>
<tr class="separator:a287c3b95d98ff6fccf41efdad547f9fc"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a803b53442760b19a533e1026bf299f9d"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_qwt_polar_plot.html">QwtPolarPlot</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a803b53442760b19a533e1026bf299f9d">plot</a> () const</td></tr>
<tr class="separator:a803b53442760b19a533e1026bf299f9d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5d4a9c3d2e56d0240f29ba096c70f882"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a5d4a9c3d2e56d0240f29ba096c70f882">setTitle</a> (const QString &amp;<a class="el" href="class_qwt_polar_item.html#a5d63cac0d1d704149cab14eaa15cc28f">title</a>)</td></tr>
<tr class="separator:a5d4a9c3d2e56d0240f29ba096c70f882"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a75b5cb02ab578e37718ce563fee6004d"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a75b5cb02ab578e37718ce563fee6004d">setTitle</a> (const <a class="el" href="class_qwt_text.html">QwtText</a> &amp;<a class="el" href="class_qwt_polar_item.html#a5d63cac0d1d704149cab14eaa15cc28f">title</a>)</td></tr>
<tr class="separator:a75b5cb02ab578e37718ce563fee6004d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5d63cac0d1d704149cab14eaa15cc28f"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="class_qwt_text.html">QwtText</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a5d63cac0d1d704149cab14eaa15cc28f">title</a> () const</td></tr>
<tr class="separator:a5d63cac0d1d704149cab14eaa15cc28f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:af98ff690ffccd9c7d8af52f456014c1e"><td class="memItemLeft" align="right" valign="top">virtual int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#af98ff690ffccd9c7d8af52f456014c1e">rtti</a> () const</td></tr>
<tr class="separator:af98ff690ffccd9c7d8af52f456014c1e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa5222a54ed4578061f6af398a289ab0e"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#aa5222a54ed4578061f6af398a289ab0e">setItemAttribute</a> (<a class="el" href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6">ItemAttribute</a>, bool on=true)</td></tr>
<tr class="separator:aa5222a54ed4578061f6af398a289ab0e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a01db5fa1da8bcf85725de600081ca06f"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a01db5fa1da8bcf85725de600081ca06f">testItemAttribute</a> (<a class="el" href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6">ItemAttribute</a>) const</td></tr>
<tr class="separator:a01db5fa1da8bcf85725de600081ca06f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:acaa87e47f7a3d307f138bbce2dae7095"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#acaa87e47f7a3d307f138bbce2dae7095">setRenderHint</a> (<a class="el" href="class_qwt_polar_item.html#aafc969899461b4fb481396cd347614ed">RenderHint</a>, bool on=true)</td></tr>
<tr class="separator:acaa87e47f7a3d307f138bbce2dae7095"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a63ef394b277bf35dd4343b5ac68cf641"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a63ef394b277bf35dd4343b5ac68cf641">testRenderHint</a> (<a class="el" href="class_qwt_polar_item.html#aafc969899461b4fb481396cd347614ed">RenderHint</a>) const</td></tr>
<tr class="separator:a63ef394b277bf35dd4343b5ac68cf641"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3349eafd69c1e0249be71953b2551ff5"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a3349eafd69c1e0249be71953b2551ff5">setRenderThreadCount</a> (uint numThreads)</td></tr>
<tr class="separator:a3349eafd69c1e0249be71953b2551ff5"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa3d0e4373d1108f819bddc36e070c746"><td class="memItemLeft" align="right" valign="top">uint&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#aa3d0e4373d1108f819bddc36e070c746">renderThreadCount</a> () const</td></tr>
<tr class="separator:aa3d0e4373d1108f819bddc36e070c746"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a44b930c94007de9690ef9bcf10d4107b"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a44b930c94007de9690ef9bcf10d4107b">z</a> () const</td></tr>
<tr class="separator:a44b930c94007de9690ef9bcf10d4107b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:acef8efd945a194b70a11ad39060de917"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#acef8efd945a194b70a11ad39060de917">setZ</a> (double <a class="el" href="class_qwt_polar_item.html#a44b930c94007de9690ef9bcf10d4107b">z</a>)</td></tr>
<tr class="memdesc:acef8efd945a194b70a11ad39060de917"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set the z value.  <a href="class_qwt_polar_item.html#acef8efd945a194b70a11ad39060de917">More...</a><br /></td></tr>
<tr class="separator:acef8efd945a194b70a11ad39060de917"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:abc6bba0128e8b9ce0a722640ca8a3e53"><td class="memItemLeft" align="right" valign="top"><a id="abc6bba0128e8b9ce0a722640ca8a3e53"></a>
void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#abc6bba0128e8b9ce0a722640ca8a3e53">show</a> ()</td></tr>
<tr class="memdesc:abc6bba0128e8b9ce0a722640ca8a3e53"><td class="mdescLeft">&#160;</td><td class="mdescRight">Show the item. <br /></td></tr>
<tr class="separator:abc6bba0128e8b9ce0a722640ca8a3e53"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7160d323c3f0326d451ee71a636b60c4"><td class="memItemLeft" align="right" valign="top"><a id="a7160d323c3f0326d451ee71a636b60c4"></a>
void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a7160d323c3f0326d451ee71a636b60c4">hide</a> ()</td></tr>
<tr class="memdesc:a7160d323c3f0326d451ee71a636b60c4"><td class="mdescLeft">&#160;</td><td class="mdescRight">Hide the item. <br /></td></tr>
<tr class="separator:a7160d323c3f0326d451ee71a636b60c4"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a75f908fc0ee164fdd3bb50436c1d90df"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a75f908fc0ee164fdd3bb50436c1d90df">setVisible</a> (bool)</td></tr>
<tr class="separator:a75f908fc0ee164fdd3bb50436c1d90df"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a2417cb6a3282a1f406da00e1d8608146"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a2417cb6a3282a1f406da00e1d8608146">isVisible</a> () const</td></tr>
<tr class="separator:a2417cb6a3282a1f406da00e1d8608146"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0fa7263683e0982892162174328a55c1"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a0fa7263683e0982892162174328a55c1">itemChanged</a> ()</td></tr>
<tr class="separator:a0fa7263683e0982892162174328a55c1"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac0e8b4bed9e819210271bdde3de58d3d"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#ac0e8b4bed9e819210271bdde3de58d3d">legendChanged</a> ()</td></tr>
<tr class="separator:ac0e8b4bed9e819210271bdde3de58d3d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0493eb028a85753735073754be269e4d"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a0493eb028a85753735073754be269e4d">draw</a> (QPainter *painter, const <a class="el" href="class_qwt_scale_map.html">QwtScaleMap</a> &amp;azimuthMap, const <a class="el" href="class_qwt_scale_map.html">QwtScaleMap</a> &amp;radialMap, const QPointF &amp;pole, double radius, const QRectF &amp;canvasRect) const =0</td></tr>
<tr class="memdesc:a0493eb028a85753735073754be269e4d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Draw the item.  <a href="class_qwt_polar_item.html#a0493eb028a85753735073754be269e4d">More...</a><br /></td></tr>
<tr class="separator:a0493eb028a85753735073754be269e4d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a074117c0a19a249e83aca1f9b9291cb5"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="class_qwt_interval.html">QwtInterval</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a074117c0a19a249e83aca1f9b9291cb5">boundingInterval</a> (int scaleId) const</td></tr>
<tr class="separator:a074117c0a19a249e83aca1f9b9291cb5"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a459d264543f40e9a41de90bc486b0f1f"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a459d264543f40e9a41de90bc486b0f1f">updateScaleDiv</a> (const <a class="el" href="class_qwt_scale_div.html">QwtScaleDiv</a> &amp;, const <a class="el" href="class_qwt_scale_div.html">QwtScaleDiv</a> &amp;, const <a class="el" href="class_qwt_interval.html">QwtInterval</a> &amp;)</td></tr>
<tr class="memdesc:a459d264543f40e9a41de90bc486b0f1f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Update the item to changes of the axes scale division.  <a href="class_qwt_polar_item.html#a459d264543f40e9a41de90bc486b0f1f">More...</a><br /></td></tr>
<tr class="separator:a459d264543f40e9a41de90bc486b0f1f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a86e899b76f4682bdb791eca7e145e2bd"><td class="memItemLeft" align="right" valign="top">virtual int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a86e899b76f4682bdb791eca7e145e2bd">marginHint</a> () const</td></tr>
<tr class="separator:a86e899b76f4682bdb791eca7e145e2bd"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a216fd1f5572147494ce794933ca41f60"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a216fd1f5572147494ce794933ca41f60">setLegendIconSize</a> (const QSize &amp;)</td></tr>
<tr class="separator:a216fd1f5572147494ce794933ca41f60"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0d58642e90028668d7f601e65662c922"><td class="memItemLeft" align="right" valign="top">QSize&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a0d58642e90028668d7f601e65662c922">legendIconSize</a> () const</td></tr>
<tr class="separator:a0d58642e90028668d7f601e65662c922"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a592d121b6d79db13161b18a138f13e70"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="class_q_list.html">QList</a>&lt; <a class="el" href="class_qwt_legend_data.html">QwtLegendData</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a592d121b6d79db13161b18a138f13e70">legendData</a> () const</td></tr>
<tr class="memdesc:a592d121b6d79db13161b18a138f13e70"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return all information, that is needed to represent the item on the legend.  <a href="class_qwt_polar_item.html#a592d121b6d79db13161b18a138f13e70">More...</a><br /></td></tr>
<tr class="separator:a592d121b6d79db13161b18a138f13e70"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a971930cdc6c7d750634c9ae07f01a5e2"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="class_qwt_graphic.html">QwtGraphic</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_polar_item.html#a971930cdc6c7d750634c9ae07f01a5e2">legendIcon</a> (int index, const QSizeF &amp;) const</td></tr>
<tr class="separator:a971930cdc6c7d750634c9ae07f01a5e2"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Base class for items on a polar plot. </p>
<p>A <a class="el" href="class_qwt_polar_item.html" title="Base class for items on a polar plot.">QwtPolarItem</a> is "something that can be painted on the canvas". It is connected to the QwtPolar framework by a couple of virtual methods, that are individually implemented in derived item classes.</p>
<p>QwtPolar offers an implementation of the most common types of items, but deriving from <a class="el" href="class_qwt_polar_item.html" title="Base class for items on a polar plot.">QwtPolarItem</a> makes it easy to implement additional types of items. </p>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8h_source.html#l00037">37</a> of file <a class="el" href="qwt__polar__item_8h_source.html">qwt_polar_item.h</a>.</p>
</div><h2 class="groupheader">Member Typedef Documentation</h2>
<a id="a5e78456060d0d49fbae38c802bc0449c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a5e78456060d0d49fbae38c802bc0449c">&#9670;&nbsp;</a></span>ItemAttributes</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">typedef QFlags&lt;<a class="el" href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6">ItemAttribute</a> &gt; <a class="el" href="class_qwt_polar_item.html#a5e78456060d0d49fbae38c802bc0449c">QwtPolarItem::ItemAttributes</a></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>An ORed combination of <a class="el" href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6">ItemAttribute</a> values. </p>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8h_source.html#l00086">86</a> of file <a class="el" href="qwt__polar__item_8h_source.html">qwt_polar_item.h</a>.</p>

</div>
</div>
<a id="a88f4cdb70b466e1e7163538b8df9c85f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a88f4cdb70b466e1e7163538b8df9c85f">&#9670;&nbsp;</a></span>RenderHints</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">typedef QFlags&lt;<a class="el" href="class_qwt_polar_item.html#aafc969899461b4fb481396cd347614ed">RenderHint</a> &gt; <a class="el" href="class_qwt_polar_item.html#a88f4cdb70b466e1e7163538b8df9c85f">QwtPolarItem::RenderHints</a></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>An ORed combination of <a class="el" href="class_qwt_polar_item.html#aafc969899461b4fb481396cd347614ed">RenderHint</a> values. </p>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8h_source.html#l00098">98</a> of file <a class="el" href="qwt__polar__item_8h_source.html">qwt_polar_item.h</a>.</p>

</div>
</div>
<h2 class="groupheader">Member Enumeration Documentation</h2>
<a id="a3dfa4f39bc1ac99b0371b4938abe6ad6"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a3dfa4f39bc1ac99b0371b4938abe6ad6">&#9670;&nbsp;</a></span>ItemAttribute</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">enum <a class="el" href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6">QwtPolarItem::ItemAttribute</a></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Plot Item Attributes. </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#aa5222a54ed4578061f6af398a289ab0e">setItemAttribute()</a>, <a class="el" href="class_qwt_polar_item.html#a01db5fa1da8bcf85725de600081ca06f">testItemAttribute()</a> </dd></dl>
<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="a3dfa4f39bc1ac99b0371b4938abe6ad6a6f900569b4e72f925ea64bed4d149d5e"></a>Legend&#160;</td><td class="fielddoc"><p>The item is represented on the legend. </p>
</td></tr>
<tr><td class="fieldname"><a id="a3dfa4f39bc1ac99b0371b4938abe6ad6a7f9ee77f4ec3170c4c7255bf4bd4399c"></a>AutoScale&#160;</td><td class="fielddoc"><p>The boundingRect() of the item is included in the autoscaling calculation. </p>
</td></tr>
</table>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8h_source.html#l00074">74</a> of file <a class="el" href="qwt__polar__item_8h_source.html">qwt_polar_item.h</a>.</p>

</div>
</div>
<a id="aafc969899461b4fb481396cd347614ed"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aafc969899461b4fb481396cd347614ed">&#9670;&nbsp;</a></span>RenderHint</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">enum <a class="el" href="class_qwt_polar_item.html#aafc969899461b4fb481396cd347614ed">QwtPolarItem::RenderHint</a></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Render hints. </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#acaa87e47f7a3d307f138bbce2dae7095">setRenderHint()</a>, <a class="el" href="class_qwt_polar_item.html#a63ef394b277bf35dd4343b5ac68cf641">testRenderHint()</a> </dd></dl>
<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="aafc969899461b4fb481396cd347614edaeb386d24afe0bb558475d66d794f865f"></a>RenderAntialiased&#160;</td><td class="fielddoc"><p>Enable antialiasing. </p>
</td></tr>
</table>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8h_source.html#l00092">92</a> of file <a class="el" href="qwt__polar__item_8h_source.html">qwt_polar_item.h</a>.</p>

</div>
</div>
<a id="a6c03d774c1d089ec8603dd37879a9f4d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a6c03d774c1d089ec8603dd37879a9f4d">&#9670;&nbsp;</a></span>RttiValues</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">enum <a class="el" href="class_qwt_polar_item.html#a6c03d774c1d089ec8603dd37879a9f4d">QwtPolarItem::RttiValues</a></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Runtime type information. </p>
<p>RttiValues is used to cast plot items, without having to enable runtime type information of the compiler. </p>
<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="a6c03d774c1d089ec8603dd37879a9f4dafcfda7285dc39cce71850cc5a77ada5f"></a>Rtti_PolarItem&#160;</td><td class="fielddoc"><p>Unspecific value, that can be used, when it doesn't matter. </p>
</td></tr>
<tr><td class="fieldname"><a id="a6c03d774c1d089ec8603dd37879a9f4dac340359909c847d927c733a01b439fb2"></a>Rtti_PolarGrid&#160;</td><td class="fielddoc"><p>For <a class="el" href="class_qwt_polar_grid.html" title="An item which draws scales and grid lines on a polar plot.">QwtPolarGrid</a>. </p>
</td></tr>
<tr><td class="fieldname"><a id="a6c03d774c1d089ec8603dd37879a9f4dab10c6fd2f1f1e9fa05eeb00100fe45c6"></a>Rtti_PolarMarker&#160;</td><td class="fielddoc"><p>For <a class="el" href="class_qwt_polar_marker.html" title="A class for drawing markers.">QwtPolarMarker</a>. </p>
</td></tr>
<tr><td class="fieldname"><a id="a6c03d774c1d089ec8603dd37879a9f4dad2b363a80ab5fde478a4fa996908d685"></a>Rtti_PolarCurve&#160;</td><td class="fielddoc"><p>For <a class="el" href="class_qwt_polar_curve.html" title="An item, that represents a series of points.">QwtPolarCurve</a>. </p>
</td></tr>
<tr><td class="fieldname"><a id="a6c03d774c1d089ec8603dd37879a9f4dad95b3f4515ee8f2058c633a5d2367427"></a>Rtti_PolarSpectrogram&#160;</td><td class="fielddoc"><p>For <a class="el" href="class_qwt_polar_spectrogram.html" title="An item, which displays a spectrogram.">QwtPolarSpectrogram</a>. </p>
</td></tr>
<tr><td class="fieldname"><a id="a6c03d774c1d089ec8603dd37879a9f4da6bfd70526ffc398e3d1a3e184d73428d"></a>Rtti_PolarUserItem&#160;</td><td class="fielddoc"><p>Values &gt;= Rtti_PolarUserItem are reserved for plot items not implemented in the QwtPolar library. </p>
</td></tr>
</table>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8h_source.html#l00046">46</a> of file <a class="el" href="qwt__polar__item_8h_source.html">qwt_polar_item.h</a>.</p>

</div>
</div>
<h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a id="a22fdc73eb7e217a1ebedc6efdeff3617"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a22fdc73eb7e217a1ebedc6efdeff3617">&#9670;&nbsp;</a></span>QwtPolarItem()</h2>

<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname">QwtPolarItem::QwtPolarItem </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="class_qwt_text.html">QwtText</a> &amp;&#160;</td>
          <td class="paramname"><em>title</em> = <code><a class="el" href="class_qwt_text.html">QwtText</a>()</code></td><td>)</td>
          <td></td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">explicit</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">
<p>Constructor</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">title</td><td>Item title, f.e used on a legend</td></tr>
  </table>
  </dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#a5d4a9c3d2e56d0240f29ba096c70f882">setTitle()</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00048">48</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<h2 class="groupheader">Member Function Documentation</h2>
<a id="a9139f1fafbb5c196bed65495af18021d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a9139f1fafbb5c196bed65495af18021d">&#9670;&nbsp;</a></span>attach()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void QwtPolarItem::attach </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="class_qwt_polar_plot.html">QwtPolarPlot</a> *&#160;</td>
          <td class="paramname"><em>plot</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Attach the item to a plot. </p>
<p>This method will attach a <a class="el" href="class_qwt_polar_item.html" title="Base class for items on a polar plot.">QwtPolarItem</a> to the <a class="el" href="class_qwt_polar_plot.html" title="A plotting widget, displaying a polar coordinate system.">QwtPolarPlot</a> argument. It will first detach the <a class="el" href="class_qwt_polar_item.html" title="Base class for items on a polar plot.">QwtPolarItem</a> from any plot from a previous call to attach (if necessary). If a NULL argument is passed, it will detach from any <a class="el" href="class_qwt_polar_plot.html" title="A plotting widget, displaying a polar coordinate system.">QwtPolarPlot</a> it was attached to.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">plot</td><td>Plot widget</td></tr>
  </table>
  </dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#a287c3b95d98ff6fccf41efdad547f9fc" title="This method detaches a QwtPolarItem from the QwtPolarPlot it has been associated with.">QwtPolarItem::detach()</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00074">74</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a074117c0a19a249e83aca1f9b9291cb5"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a074117c0a19a249e83aca1f9b9291cb5">&#9670;&nbsp;</a></span>boundingInterval()</h2>

<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname"><a class="el" href="class_qwt_interval.html">QwtInterval</a> QwtPolarItem::boundingInterval </td>
          <td>(</td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>scaleId</em></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">
<p>Interval, that is necessary to display the item</p>
<p>This interval can be useful for operations like clipping or autoscaling For items ( like the grid ), where a bounding interval makes no sense an invalid interval is returned.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">scaleId</td><td>Scale id ( QwtPolar::Scale ) </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Bounding interval of the plot item for a specific scale </dd></dl>

<p>Reimplemented in <a class="el" href="class_qwt_polar_spectrogram.html#aeb3e2a6df2960c06d104fe3b80ca39be">QwtPolarSpectrogram</a>, <a class="el" href="class_qwt_polar_marker.html#a2e8e72cdea5256ecfb3d0ef0a352f7ff">QwtPolarMarker</a>, and <a class="el" href="class_qwt_polar_curve.html#a056644fdb21821e9b37dfdef1c98614d">QwtPolarCurve</a>.</p>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00381">381</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a287c3b95d98ff6fccf41efdad547f9fc"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a287c3b95d98ff6fccf41efdad547f9fc">&#9670;&nbsp;</a></span>detach()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void QwtPolarItem::detach </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>This method detaches a <a class="el" href="class_qwt_polar_item.html" title="Base class for items on a polar plot.">QwtPolarItem</a> from the <a class="el" href="class_qwt_polar_plot.html" title="A plotting widget, displaying a polar coordinate system.">QwtPolarPlot</a> it has been associated with. </p>
<p><a class="el" href="class_qwt_polar_item.html#a287c3b95d98ff6fccf41efdad547f9fc" title="This method detaches a QwtPolarItem from the QwtPolarPlot it has been associated with.">detach()</a> is equivalent to calling attach( NULL ) </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#a9139f1fafbb5c196bed65495af18021d" title="Attach the item to a plot.">attach()</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00095">95</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a0493eb028a85753735073754be269e4d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a0493eb028a85753735073754be269e4d">&#9670;&nbsp;</a></span>draw()</h2>

<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname">virtual void QwtPolarItem::draw </td>
          <td>(</td>
          <td class="paramtype">QPainter *&#160;</td>
          <td class="paramname"><em>painter</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const <a class="el" href="class_qwt_scale_map.html">QwtScaleMap</a> &amp;&#160;</td>
          <td class="paramname"><em>azimuthMap</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const <a class="el" href="class_qwt_scale_map.html">QwtScaleMap</a> &amp;&#160;</td>
          <td class="paramname"><em>radialMap</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const QPointF &amp;&#160;</td>
          <td class="paramname"><em>pole</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">double&#160;</td>
          <td class="paramname"><em>radius</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const QRectF &amp;&#160;</td>
          <td class="paramname"><em>canvasRect</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td> const</td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">pure virtual</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">

<p>Draw the item. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">painter</td><td>Painter </td></tr>
    <tr><td class="paramname">azimuthMap</td><td>Maps azimuth values to values related to 0.0, M_2PI </td></tr>
    <tr><td class="paramname">radialMap</td><td>Maps radius values into painter coordinates. </td></tr>
    <tr><td class="paramname">pole</td><td>Position of the pole in painter coordinates </td></tr>
    <tr><td class="paramname">radius</td><td>Radius of the complete plot area in painter coordinates </td></tr>
    <tr><td class="paramname">canvasRect</td><td>Contents rect of the canvas in painter coordinates </td></tr>
  </table>
  </dd>
</dl>

<p>Implemented in <a class="el" href="class_qwt_polar_spectrogram.html#aeb90f9e41dc95a8ae24b4322d7708ee8">QwtPolarSpectrogram</a>, <a class="el" href="class_qwt_polar_marker.html#a9a08c60cd59f31684edc537e3071e04b">QwtPolarMarker</a>, <a class="el" href="class_qwt_polar_grid.html#a9549e1743f440bbcd98199b28b29059d">QwtPolarGrid</a>, and <a class="el" href="class_qwt_polar_curve.html#ab8f937a92c7d58a1dbead8890238af2e">QwtPolarCurve</a>.</p>

</div>
</div>
<a id="a2417cb6a3282a1f406da00e1d8608146"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a2417cb6a3282a1f406da00e1d8608146">&#9670;&nbsp;</a></span>isVisible()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">bool QwtPolarItem::isVisible </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
</div><div class="memdoc">
<dl class="section return"><dt>Returns</dt><dd>true if visible </dd></dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#a75f908fc0ee164fdd3bb50436c1d90df">setVisible()</a>, <a class="el" href="class_qwt_polar_item.html#abc6bba0128e8b9ce0a722640ca8a3e53" title="Show the item.">show()</a>, <a class="el" href="class_qwt_polar_item.html#a7160d323c3f0326d451ee71a636b60c4" title="Hide the item.">hide()</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00344">344</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a0fa7263683e0982892162174328a55c1"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a0fa7263683e0982892162174328a55c1">&#9670;&nbsp;</a></span>itemChanged()</h2>

<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname">void QwtPolarItem::itemChanged </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">
<p>Update the legend and call <a class="el" href="class_qwt_polar_plot.html#a4ed94d675d589ebc25297016c062d242" title="Replots the plot if QwtPlot::autoReplot() is true.">QwtPolarPlot::autoRefresh</a> for the parent plot.</p>
<dl class="section see"><dt>See also</dt><dd>updateLegend() </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00355">355</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="ac0e8b4bed9e819210271bdde3de58d3d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ac0e8b4bed9e819210271bdde3de58d3d">&#9670;&nbsp;</a></span>legendChanged()</h2>

<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname">void QwtPolarItem::legendChanged </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">
<p>Update the legend of the parent plot. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_plot.html#ae87700c0bac8488aed5a478ab5098830">QwtPolarPlot::updateLegend()</a>, <a class="el" href="class_qwt_polar_item.html#a0fa7263683e0982892162174328a55c1">itemChanged()</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00365">365</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a592d121b6d79db13161b18a138f13e70"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a592d121b6d79db13161b18a138f13e70">&#9670;&nbsp;</a></span>legendData()</h2>

<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname"><a class="el" href="class_q_list.html">QList</a>&lt; <a class="el" href="class_qwt_legend_data.html">QwtLegendData</a> &gt; QwtPolarItem::legendData </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">

<p>Return all information, that is needed to represent the item on the legend. </p>
<p>Most items are represented by one entry on the legend showing an icon and a text.</p>
<p><a class="el" href="class_qwt_legend_data.html" title="Attributes of an entry on a legend.">QwtLegendData</a> is basically a list of QVariants that makes it possible to overload and reimplement <a class="el" href="class_qwt_polar_item.html#a592d121b6d79db13161b18a138f13e70" title="Return all information, that is needed to represent the item on the legend.">legendData()</a> to return almost any type of information, that is understood by the receiver that acts as the legend.</p>
<p>The default implementation returns one entry with the <a class="el" href="class_qwt_polar_item.html#a5d63cac0d1d704149cab14eaa15cc28f">title()</a> of the item and the <a class="el" href="class_qwt_polar_item.html#a971930cdc6c7d750634c9ae07f01a5e2">legendIcon()</a>.</p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#a5d63cac0d1d704149cab14eaa15cc28f">title()</a>, <a class="el" href="class_qwt_polar_item.html#a971930cdc6c7d750634c9ae07f01a5e2">legendIcon()</a>, <a class="el" href="class_qwt_legend.html" title="The legend widget.">QwtLegend</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00428">428</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a971930cdc6c7d750634c9ae07f01a5e2"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a971930cdc6c7d750634c9ae07f01a5e2">&#9670;&nbsp;</a></span>legendIcon()</h2>

<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname"><a class="el" href="class_qwt_graphic.html">QwtGraphic</a> QwtPolarItem::legendIcon </td>
          <td>(</td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>index</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const QSizeF &amp;&#160;</td>
          <td class="paramname"><em>size</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td> const</td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">
<dl class="section return"><dt>Returns</dt><dd>Icon representing the item on the legend</dd></dl>
<p>The default implementation returns an invalid icon</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">index</td><td>Index of the legend entry ( usually there is only one ) </td></tr>
    <tr><td class="paramname">size</td><td>Icon size</td></tr>
  </table>
  </dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#a216fd1f5572147494ce794933ca41f60">setLegendIconSize()</a>, <a class="el" href="class_qwt_polar_item.html#a592d121b6d79db13161b18a138f13e70" title="Return all information, that is needed to represent the item on the legend.">legendData()</a> </dd></dl>

<p>Reimplemented in <a class="el" href="class_qwt_polar_curve.html#a5bbdbfa9e44951eaf43e387680a00c55">QwtPolarCurve</a>.</p>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00462">462</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a0d58642e90028668d7f601e65662c922"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a0d58642e90028668d7f601e65662c922">&#9670;&nbsp;</a></span>legendIconSize()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">QSize QwtPolarItem::legendIconSize </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
</div><div class="memdoc">
<dl class="section return"><dt>Returns</dt><dd>Legend icon size </dd></dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#a216fd1f5572147494ce794933ca41f60">setLegendIconSize()</a>, <a class="el" href="class_qwt_polar_item.html#a971930cdc6c7d750634c9ae07f01a5e2">legendIcon()</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00308">308</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a86e899b76f4682bdb791eca7e145e2bd"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a86e899b76f4682bdb791eca7e145e2bd">&#9670;&nbsp;</a></span>marginHint()</h2>

<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname">int QwtPolarItem::marginHint </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">
<p>Some items like to display something (f.e. the azimuth axis) outside of the area of the interval of the radial scale. The default implementation returns 0 pixels</p>
<dl class="section return"><dt>Returns</dt><dd>Hint for the margin </dd></dl>

<p>Reimplemented in <a class="el" href="class_qwt_polar_grid.html#a514b1ac58b26128ba73eb7f2f59d230b">QwtPolarGrid</a>.</p>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00478">478</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a803b53442760b19a533e1026bf299f9d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a803b53442760b19a533e1026bf299f9d">&#9670;&nbsp;</a></span>plot()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname"><a class="el" href="class_qwt_polar_plot.html">QwtPolarPlot</a> * QwtPolarItem::plot </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
</div><div class="memdoc">
<dl class="section return"><dt>Returns</dt><dd>Attached plot </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00118">118</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="aa3d0e4373d1108f819bddc36e070c746"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aa3d0e4373d1108f819bddc36e070c746">&#9670;&nbsp;</a></span>renderThreadCount()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">uint QwtPolarItem::renderThreadCount </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
</div><div class="memdoc">
<dl class="section return"><dt>Returns</dt><dd>Number of threads to be used for rendering. If numThreads() is set to 0, the system specific ideal thread count is used. </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00282">282</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="af98ff690ffccd9c7d8af52f456014c1e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#af98ff690ffccd9c7d8af52f456014c1e">&#9670;&nbsp;</a></span>rtti()</h2>

<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname">int QwtPolarItem::rtti </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">
<p>Return rtti for the specific class represented. <a class="el" href="class_qwt_polar_item.html" title="Base class for items on a polar plot.">QwtPolarItem</a> is simply a virtual interface class, and base classes will implement this method with specific rtti values so a user can differentiate them.</p>
<p>The rtti value is useful for environments, where the runtime type information is disabled and it is not possible to do a dynamic_cast&lt;...&gt;.</p>
<dl class="section return"><dt>Returns</dt><dd>rtti value </dd></dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#a6c03d774c1d089ec8603dd37879a9f4d" title="Runtime type information.">RttiValues</a> </dd></dl>

<p>Reimplemented in <a class="el" href="class_qwt_polar_spectrogram.html#a5a9d3b56a601ca2502ae9c6246e53724">QwtPolarSpectrogram</a>, <a class="el" href="class_qwt_polar_marker.html#a05d414061d74f4f5df97fe7ce2bf327e">QwtPolarMarker</a>, <a class="el" href="class_qwt_polar_grid.html#a8e98deaf1967fa0cb5d32164aae58266">QwtPolarGrid</a>, and <a class="el" href="class_qwt_polar_curve.html#ade9c7ec38432ca0820850e96d5bb3a30">QwtPolarCurve</a>.</p>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00112">112</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="aa5222a54ed4578061f6af398a289ab0e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aa5222a54ed4578061f6af398a289ab0e">&#9670;&nbsp;</a></span>setItemAttribute()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void QwtPolarItem::setItemAttribute </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6">ItemAttribute</a>&#160;</td>
          <td class="paramname"><em>attribute</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">bool&#160;</td>
          <td class="paramname"><em>on</em> = <code>true</code>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Toggle an item attribute</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">attribute</td><td>Attribute type </td></tr>
    <tr><td class="paramname">on</td><td>true/false</td></tr>
  </table>
  </dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#a01db5fa1da8bcf85725de600081ca06f">testItemAttribute()</a>, <a class="el" href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6" title="Plot Item Attributes.">ItemAttribute</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00201">201</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a216fd1f5572147494ce794933ca41f60"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a216fd1f5572147494ce794933ca41f60">&#9670;&nbsp;</a></span>setLegendIconSize()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void QwtPolarItem::setLegendIconSize </td>
          <td>(</td>
          <td class="paramtype">const QSize &amp;&#160;</td>
          <td class="paramname"><em>size</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Set the size of the legend icon</p>
<p>The default setting is 8x8 pixels</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">size</td><td>Size </td></tr>
  </table>
  </dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#a0d58642e90028668d7f601e65662c922">legendIconSize()</a>, <a class="el" href="class_qwt_polar_item.html#a971930cdc6c7d750634c9ae07f01a5e2">legendIcon()</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00295">295</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="acaa87e47f7a3d307f138bbce2dae7095"></a>
<h2 class="memtitle"><span class="permalink"><a href="#acaa87e47f7a3d307f138bbce2dae7095">&#9670;&nbsp;</a></span>setRenderHint()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void QwtPolarItem::setRenderHint </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="class_qwt_polar_item.html#aafc969899461b4fb481396cd347614ed">RenderHint</a>&#160;</td>
          <td class="paramname"><em>hint</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">bool&#160;</td>
          <td class="paramname"><em>on</em> = <code>true</code>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Toggle an render hint</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">hint</td><td>Render hint </td></tr>
    <tr><td class="paramname">on</td><td>true/false</td></tr>
  </table>
  </dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#a63ef394b277bf35dd4343b5ac68cf641">testRenderHint()</a>, <a class="el" href="class_qwt_polar_item.html#aafc969899461b4fb481396cd347614ed" title="Render hints.">RenderHint</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00234">234</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a3349eafd69c1e0249be71953b2551ff5"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a3349eafd69c1e0249be71953b2551ff5">&#9670;&nbsp;</a></span>setRenderThreadCount()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void QwtPolarItem::setRenderThreadCount </td>
          <td>(</td>
          <td class="paramtype">uint&#160;</td>
          <td class="paramname"><em>numThreads</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>On multi core systems rendering of certain plot item ( f.e <a class="el" href="class_qwt_polar_spectrogram.html" title="An item, which displays a spectrogram.">QwtPolarSpectrogram</a> ) can be done in parallel in several threads.</p>
<p>The default setting is set to 1.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">numThreads</td><td>Number of threads to be used for rendering. If numThreads is set to 0, the system specific ideal thread count is used.</td></tr>
  </table>
  </dd>
</dl>
<p>The default thread count is 1 ( = no additional threads ) </p>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00272">272</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a5d4a9c3d2e56d0240f29ba096c70f882"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a5d4a9c3d2e56d0240f29ba096c70f882">&#9670;&nbsp;</a></span>setTitle() <span class="overload">[1/2]</span></h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void QwtPolarItem::setTitle </td>
          <td>(</td>
          <td class="paramtype">const QString &amp;&#160;</td>
          <td class="paramname"><em>title</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Set a new title</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">title</td><td>Title </td></tr>
  </table>
  </dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#a5d63cac0d1d704149cab14eaa15cc28f">title()</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00164">164</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a75b5cb02ab578e37718ce563fee6004d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a75b5cb02ab578e37718ce563fee6004d">&#9670;&nbsp;</a></span>setTitle() <span class="overload">[2/2]</span></h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void QwtPolarItem::setTitle </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="class_qwt_text.html">QwtText</a> &amp;&#160;</td>
          <td class="paramname"><em>title</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Set a new title</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">title</td><td>Title </td></tr>
  </table>
  </dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#a5d63cac0d1d704149cab14eaa15cc28f">title()</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00175">175</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a75f908fc0ee164fdd3bb50436c1d90df"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a75f908fc0ee164fdd3bb50436c1d90df">&#9670;&nbsp;</a></span>setVisible()</h2>

<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname">void QwtPolarItem::setVisible </td>
          <td>(</td>
          <td class="paramtype">bool&#160;</td>
          <td class="paramname"><em>on</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">
<p>Show/Hide the item</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">on</td><td>Show if true, otherwise hide </td></tr>
  </table>
  </dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#a2417cb6a3282a1f406da00e1d8608146">isVisible()</a>, <a class="el" href="class_qwt_polar_item.html#abc6bba0128e8b9ce0a722640ca8a3e53" title="Show the item.">show()</a>, <a class="el" href="class_qwt_polar_item.html#a7160d323c3f0326d451ee71a636b60c4" title="Hide the item.">hide()</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00331">331</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="acef8efd945a194b70a11ad39060de917"></a>
<h2 class="memtitle"><span class="permalink"><a href="#acef8efd945a194b70a11ad39060de917">&#9670;&nbsp;</a></span>setZ()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void QwtPolarItem::setZ </td>
          <td>(</td>
          <td class="paramtype">double&#160;</td>
          <td class="paramname"><em>z</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Set the z value. </p>
<p>Plot items are painted in increasing z-order.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">z</td><td>Z-value </td></tr>
  </table>
  </dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#a44b930c94007de9690ef9bcf10d4107b">z()</a>, <a class="el" href="class_qwt_polar_item_dict.html#a7eddfaef38f375fbe4bd2e20909041f4" title="A QwtPolarItemList of all attached plot items.">QwtPolarItemDict::itemList()</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00142">142</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a01db5fa1da8bcf85725de600081ca06f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a01db5fa1da8bcf85725de600081ca06f">&#9670;&nbsp;</a></span>testItemAttribute()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">bool QwtPolarItem::testItemAttribute </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6">ItemAttribute</a>&#160;</td>
          <td class="paramname"><em>attribute</em></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Test an item attribute</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">attribute</td><td>Attribute type </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>true/false </dd></dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#aa5222a54ed4578061f6af398a289ab0e">setItemAttribute()</a>, <a class="el" href="class_qwt_polar_item.html#a3dfa4f39bc1ac99b0371b4938abe6ad6" title="Plot Item Attributes.">ItemAttribute</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00221">221</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a63ef394b277bf35dd4343b5ac68cf641"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a63ef394b277bf35dd4343b5ac68cf641">&#9670;&nbsp;</a></span>testRenderHint()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">bool QwtPolarItem::testRenderHint </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="class_qwt_polar_item.html#aafc969899461b4fb481396cd347614ed">RenderHint</a>&#160;</td>
          <td class="paramname"><em>hint</em></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Test a render hint</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">hint</td><td>Render hint </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>true/false </dd></dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#acaa87e47f7a3d307f138bbce2dae7095">setRenderHint()</a>, <a class="el" href="class_qwt_polar_item.html#aafc969899461b4fb481396cd347614ed" title="Render hints.">RenderHint</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00254">254</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a5d63cac0d1d704149cab14eaa15cc28f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a5d63cac0d1d704149cab14eaa15cc28f">&#9670;&nbsp;</a></span>title()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">const <a class="el" href="class_qwt_text.html">QwtText</a> &amp; QwtPolarItem::title </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
</div><div class="memdoc">
<dl class="section return"><dt>Returns</dt><dd>Title of the item </dd></dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#a5d4a9c3d2e56d0240f29ba096c70f882">setTitle()</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00188">188</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a459d264543f40e9a41de90bc486b0f1f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a459d264543f40e9a41de90bc486b0f1f">&#9670;&nbsp;</a></span>updateScaleDiv()</h2>

<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname">void QwtPolarItem::updateScaleDiv </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="class_qwt_scale_div.html">QwtScaleDiv</a> &amp;&#160;</td>
          <td class="paramname"><em>azimuthScaleDiv</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const <a class="el" href="class_qwt_scale_div.html">QwtScaleDiv</a> &amp;&#160;</td>
          <td class="paramname"><em>radialScaleDiv</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const <a class="el" href="class_qwt_interval.html">QwtInterval</a> &amp;&#160;</td>
          <td class="paramname"><em>interval</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">

<p>Update the item to changes of the axes scale division. </p>
<p>Update the item, when the axes of plot have changed. The default implementation does nothing, but items that depend on the scale division (like <a class="el" href="class_qwt_polar_grid.html" title="An item which draws scales and grid lines on a polar plot.">QwtPolarGrid()</a>) have to reimplement <a class="el" href="class_qwt_polar_item.html#a459d264543f40e9a41de90bc486b0f1f" title="Update the item to changes of the axes scale division.">updateScaleDiv()</a></p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">azimuthScaleDiv</td><td>Scale division of the azimuth-scale </td></tr>
    <tr><td class="paramname">radialScaleDiv</td><td>Scale division of the radius-axis </td></tr>
    <tr><td class="paramname">interval</td><td>The interval of the radius-axis, that is visible on the canvas</td></tr>
  </table>
  </dd>
</dl>
<dl class="section see"><dt>See also</dt><dd>QwtPolarPlot::updateAxes() </dd></dl>

<p>Reimplemented in <a class="el" href="class_qwt_polar_grid.html#a37d16e5a136484e2bc529d05db148fda">QwtPolarGrid</a>.</p>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00403">403</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
<a id="a44b930c94007de9690ef9bcf10d4107b"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a44b930c94007de9690ef9bcf10d4107b">&#9670;&nbsp;</a></span>z()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">double QwtPolarItem::z </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Plot items are painted in increasing z-order.</p>
<dl class="section return"><dt>Returns</dt><dd>Z value </dd></dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_polar_item.html#acef8efd945a194b70a11ad39060de917" title="Set the z value.">setZ()</a>, <a class="el" href="class_qwt_polar_item_dict.html#a7eddfaef38f375fbe4bd2e20909041f4" title="A QwtPolarItemList of all attached plot items.">QwtPolarItemDict::itemList()</a> </dd></dl>

<p class="definition">Definition at line <a class="el" href="qwt__polar__item_8cpp_source.html#l00129">129</a> of file <a class="el" href="qwt__polar__item_8cpp_source.html">qwt_polar_item.cpp</a>.</p>

</div>
</div>
</div><!-- contents -->
</div><!-- doc-content -->
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
  <ul>
    <li class="navelem"><a class="el" href="class_qwt_polar_item.html">QwtPolarItem</a></li>
    <li class="footer">Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
  </ul>
</div>
</body>
</html>
